Overview
The Belimo B219+LF24-MFT US combines a 3/4″ high-flow 2-way control valve with a spring-return MFT actuator. Designed for medium-capacity hydronic loops, it offers high Cv performance and customizable control options.
Features
- High Cv rating (10) in a compact 3/4″ body size for efficient flow delivery
- Multi-Function Technology (MFT) enables field adaptation of control signals
- Spring-return fail-safe protection ensures valve default positioning
- Equal percentage flow design for uniform thermal output control
Specifications
- Valve Size: 3/4″ NPT
- Flow Coefficient (Cv): 10
- Nominal Voltage: AC/DC 24 V
- Control Signal: 2-10 V (MFT/programmable)
- Torque: 35 in-lb [4 Nm]
Applications
- High-capacity 3/4″ hydronic heating and cooling coils
- Commercial air handling units and large terminal equipment
- Variable flow chilled water and hot water HVAC systems




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